//Part code from Task app
Ext.air.NativeWindowManager.getAddChannelWindow = function(){
	var win, winId = 'add_channel';
	if (win = this.get(winId)) {
		win.instance.orderToFront();
	} else {
		win = new Ext.air.NativeWindow({
			id        : winId,
			file      : 'add_channel.html',
			width     : 400,
			height    : 115,
			resizable : false,
      type      : 'utility'
    });
	}
	return win;
}